CN104831756A - Formwork jacking tool for constructing post-cast strip of cast-in-place slab and formwork supporting construction method - Google Patents
Formwork jacking tool for constructing post-cast strip of cast-in-place slab and formwork supporting construction method Download PDFInfo
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- CN104831756A CN104831756A CN201510257864.6A CN201510257864A CN104831756A CN 104831756 A CN104831756 A CN 104831756A CN 201510257864 A CN201510257864 A CN 201510257864A CN 104831756 A CN104831756 A CN 104831756A
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Abstract
The invention discloses a formwork jacking tool for constructing a post-cast strip of a cast-in-place slab and a formwork supporting construction method. The formwork jacking tool for constructing the post-cast strip of the cast-in-place slab comprises a jack, an adjustable supporting nut, at least one bracket and an adjustment nut. The jack comprises a screw and a supporting plate A arranged at the top end of the screw, wherein nail holes are formed in the supporting plate A. The adjustable supporting nut comprises a nut body, wherein two supports are symmetrically arranged on the outer side of the nut body, sliding grooves which are arranged in the axial direction of the nut body are formed in the supports, and a U-shaped clamping ring which is connected with the corresponding support is arranged on the outer side of each sliding groove. Each bracket comprises a dorsal rib which is in the shape of a right trapezoid, a supporting plate B is fixed to the big end of the right-trapezoid-shaped dorsal rib, and sliding rails are arranged on the two side faces of the dorsal rib respectively. The brackets are connected with the sliding grooves in the supports in a matched mode through the sliding rails, the U-shaped clamping rings are matched with the oblique edges of the dorsal ribs of the brackets so as to fasten the brackets, the adjustable supporting nut is connected with the screw of the jack in a matched mode through the nut body, and the adjustment nut is connected to the lower portion of the screw through threads.
Description
Technical field
The present invention relates to a kind of instrument of formwork erection, particularly a kind of for the template jacking instrument in Bars In Poured Concrete Slab post empiricism.The invention still further relates to a kind of construction method utilizing this instrument to carry out Bars In Poured Concrete Slab ater-casting formwork.
Background technology
Current Bars In Poured Concrete Slab (top board) alter-pouring strips mould plate supports current techique can be divided into following two kinds: 1, set up form bracing system separately at Bars In Poured Concrete Slab (top board) position, ater-casting, the form bracing system of this support system and ater-casting structure on two sides component disconnects; 2, the form bracing system of ater-casting structure on two sides component is first set up, build ater-casting structure on two sides concrete members, after ater-casting structure on two sides component template is removed, ater-casting structure on two sides component vertical rod is returned back to top, before the concreting of ater-casting, sets up alter-pouring strips mould plate support system separately again.All there are certain technology and quality problems in above two kinds of methods: first method exists rubbish inconvenience cleaning in ater-casting, defect such as concrete construction joint inconvenience dabbing, the increase of form bracing system difficulty of construction etc., is not easy at the scene promote in construction; During second method construction, due to ater-casting structure on two sides component template removes time, structural element carries operating mode and former design load situation and changes herein, therefore there is certain security-hidden trouble in the process.
Summary of the invention
For the above-mentioned shortcoming existed in prior art, the invention provides a kind of simple to operate, constructability and can have enough to meet the need use for the template jacking instrument in Bars In Poured Concrete Slab post empiricism, rubbish inconvenience cleaning in the security-hidden trouble and ater-casting that utilize it to solve to exist in the general-purpose construction technology of current ater-casting, technical problem such as concrete construction joint inconvenience dabbing, the increase of form bracing system difficulty of construction etc.
Being achieved by the following technical solution for the template jacking instrument in Bars In Poured Concrete Slab post empiricism in the present invention: a kind of for the template jacking instrument in Bars In Poured Concrete Slab post empiricism, it is characterized in that: comprise jacking, adjustable rest nut, at least one bracket, adjusting nut, described jacking comprises screw rod, be fixed on the supporting plate A of described screw tip, described supporting plate A is provided with nail, described adjustable rest nut comprises nut body, the outside of described nut body is arranged with two supports, there is in described support the chute axially arranged along nut body, a movable U-shaped snap ring be connected with support is also provided with outside described chute, described bracket comprises the back of the body rib of right-angled trapezium shape, the trapezoidal large end of described back of the body rib is fixed with supporting plate B, two sides of described back of the body rib are respectively equipped with slide rail, described bracket is connected by the chute in the slide rail on bracket and the support on nut body, the U-shaped snap ring be connected on support coordinates fastening bracket by the oblique waist of the back of the body rib with bracket, described adjustable rest nut is connected by the screw rod of nut body and described jacking, described adjusting nut is threaded connection the bottom at described screw rod.
In the present invention, when Specific construction, the supporting plate A of jacking is nailed together by the form surfacing of the structural element of the nail on it and both sides, ater-casting, and the thickness of supporting plate A can be utilized in subsequent construction, make the structural element concrete of jacking and both sides, ater-casting form build-in, thus the Influence from Eccentric that ater-casting concrete produces form bracing system can be resisted when building ater-casting concrete.Adjustable rest nut in the present invention can be elevated along the screw rod of jacking, and bracket is used for supporting alter-pouring strips mould plate, by the lifting of the screw rod of the adjustable jacking of adjusting nut.Bracket can be moved up and down along the chute on support by the slide rail on it, U-shaped snap ring can inwardly, upward direction constraint bracket, and inwardly, upwards fastening bracket.
In the present invention, described support and nut body can adopt integrally makes structure, and also can adopt welding or other structures be fixedly connected with, for improving structural strength of the present invention, described support and described nut body are preferably integrally made.
Further, described back of the body rib and described slide rail are also preferably integrally made.
Further, described bracket is two.
Present invention also offers a kind of construction method utilizing above-mentioned template jacking instrument to carry out Bars In Poured Concrete Slab ater-casting formwork, its technical scheme adopted is: construct in accordance with the following steps:
(1) first according to current techique simultaneously or successively install the template of ater-casting structure on two sides component;
(2) in the template splicing position perforate with interval of the described structural element near ater-casting, the center being positioned at the described perforate of the same side, ater-casting is straight line and is parallel to ater-casting;
(3) by the perforate of the screw rod (7) of the jacking of template jacking instrument through described template splicing position, and nail on supporting plate A (6) is utilized by jacking temporary nail on the form surfacing of described structural element;
(4) concrete of the described structural element having installed template is built;
(5) the adjustable rest nut (2) of template jacking instrument and adjusting nut (4) are arranged on the screw rod (7) of the jacking of described template jacking instrument successively, and at the lower end of described screw rod (7) installation steel pipe, the structural element of having built is supported, make jacking hold out against described structural element by adjusting nut (4);
(6) remove the template of described structural element, and improve described structural element support system;
(7) dabbing, cleaning both sides, ater-casting concrete construction joint, be adjusted to suitable height by adjustable rest nut, be then arranged on the support (21) of adjustable rest nut by the bracket of template jacking instrument;
(8) at the stupefied beam of the upper installation of supporting plate B (13) of template jacking instrument, and the template of ater-casting is installed successively, utilize the bracket base of hand hammer hammering template jacking instrument to carry out fastening to template, and improve the formwork system of ater-casting, thus complete the formwork of ater-casting.
In the inventive method, by first carrying out formwork and concreting to ater-casting structure on two sides component, and utilize template jacking instrument to support ater-casting structure on two sides component after ater-casting structure on two sides component template is removed, effectively improve the carrying operating mode of ater-casting structure on two sides component, eliminate the security-hidden trouble existed in work progress, and together with being mounted in ater-casting structure on two sides component by the supporting plate A of the jacking by template jacking instrument in the process, the Influence from Eccentric making template jacking instrument can resist ater-casting concrete in follow-up ater-casting concreting to produce form bracing system, improve construction quality, further, the present invention constructs owing to the formwork of ater-casting structure on two sides component and concrete construction being separated with the formwork of ater-casting, can clear up rubbish in ater-casting easily and carry out dabbing construction to concrete construction joint, is conducive to improving engineering construction quality, in addition, the form bracing system construction in the present invention is simple, and difficulty of construction is little, is conducive to shortening the construction period.
The invention has the beneficial effects as follows: the template jacking tool construction in the present invention is simple, easy to operate, utilizes it to carry out ater-casting formwork construction, construction is simple, convenient, and can have enough to meet the need use; The above-mentioned template jacking instrument that utilizes in the present invention carries out the construction method of ater-casting formwork, by utilizing the template jacking instrument of unique design and adopting special construction sequence, solve the Bars In Poured Concrete Slab alter-pouring strips mould plate existed in the general-purpose construction technology of current ater-casting install loaded down with trivial details, quality safety not easily ensure and rubbish inconvenience cleaning in ater-casting, technical problem such as concrete construction joint inconvenience dabbing, the increase of form bracing system difficulty of construction etc., be a kind of economical and practical practicality technology, there is good promotion prospect.
Accompanying drawing explanation
Fig. 1 is template jacking instrument in the present invention structural representation when adopting two brackets;
Fig. 2 is template jacking instrument in the present invention structural representation when adopting a bracket;
Fig. 3 is the front view of the jacking in template jacking instrument;
Fig. 4 is the top view of Fig. 3;
Fig. 5 is the front view of the adjustable rest nut in template jacking instrument;
Fig. 6 is the top view of Fig. 5;
Fig. 7 is the front view of the bracket in template jacking instrument;
Fig. 8 is the top view of Fig. 7;
Fig. 9 is template jacking instrument in the present invention construction and erection drawing when adopting two brackets;
Figure 10 is template jacking instrument in the present invention construction and erection drawing when adopting a bracket;
In figure, 1 is jacking, and 2 is adjustable rest nuts, and 3 is brackets, 4 is adjusting nuts, and 5 is nail, and 6 is supporting plate A, and 7 is screw rods, 8 is nut bodies, and 9 is rotating shafts, and 10 is U-shaped snap rings, and 11 is internal thread holes, 12 is chutes, and 13 is supporting plate B, and 14 is back of the body ribs, and 15 is slide rails, 16 is structural element, and 17 is templates of concrete structure member, and 18 is stupefied beams, 19 is nails, and 20 is steel pipes, and 21 is supports.
Detailed description of the invention
Below by non-limiting embodiment, also the present invention is further illustrated by reference to the accompanying drawings:
As Figure 1-Figure 8, a kind of for the template jacking instrument in Bars In Poured Concrete Slab post empiricism, it comprises jacking 1, adjustable rest nut 2, at least one bracket 3, adjusting nut 4.Wherein, described jacking 1 comprises screw rod 7, is fixed on the supporting plate A6 on described screw rod 7 top, and supporting plate A6 is provided with nail 5, and supporting plate A is for having certain thickness rectangular slab, and itself and screw rod 7 top weld together.Described adjustable rest nut 2 comprises the nut body 8 with internal thread hole 11, the outside of nut body 8 is arranged with two supports 21, there is in described support 21 chute 12 axially arranged along nut body 8, also be provided with a U-shaped snap ring 10 be connected with support 21 in the outside of described chute 12, U-shaped snap ring 10 is by movable being connected with support 21 of rotating shaft 9.Described bracket 3 comprises back of the body rib 14, and back of the body rib 14 is right-angled trapezium shape plate, the trapezoidal large end of back of the body rib 14 is fixedly connected with supporting plate B13, two sides of described back of the body rib 14 are respectively equipped with slide rail 15.Bracket 3 is connected with the chute 12 in the support 21 on nut body 8 by the slide rail 15 on bracket 3, supporting plate B upward, bracket 3 can move up and down along chute 12, the oblique waist of back of the body rib 14 is positioned at the outside of support 21, U-shaped snap ring 10 by the oblique waist of the back of the body rib 14 with bracket 3 coordinate can inwardly, upward direction retrains bracket 3, and inwardly, upwards fastening bracket 3.Adjustable rest nut 2 is connected by the screw rod 7 of nut body 8 with described jacking 1, and described adjusting nut 4 is threaded connection the bottom at described screw rod 7.
In the present embodiment, described support 21 can adopt with nut body 8 and integrally make structure, also can adopt welding or other structures be fixedly connected with, and for improving the structural strength of instrument, support 21 and nut body 8 can adopt integrally makes structure.
Equally, described back of the body rib 14 also preferably adopts with described slide rail 15 and integrally makes structure.
Bracket 3 in the present embodiment can need to be set to one according to practice of construction, as shown in Figure 2, also can be set to two, as shown in Figure 1.
The construction method utilizing the template jacking instrument in the present invention to carry out Bars In Poured Concrete Slab ater-casting formwork is: construct in accordance with the following steps:
(1) first according to current techique simultaneously or successively install the template 17 of ater-casting structure on two sides component;
(2) in the splicing position perforate with interval of the template 17 of the described structural element near ater-casting, the center being positioned at the described perforate of the same side, ater-casting is straight line and is parallel to ater-casting;
(3) by the perforate of the screw rod 7 of the jacking 1 of template jacking instrument through described template splicing position, and nail 5 nail 19 on supporting plate A6 is utilized to follow closely on the form surfacing of described structural element by jacking 1;
(4) concrete of the described structural element having installed template is built, now the concrete of supporting plate A6 and structural element 16 forms build-in, and this is mounted in the Influence from Eccentric can resisted ater-casting concrete when building ater-casting concrete and produce form bracing system;
(5) the adjustable rest nut 2 of template jacking instrument and adjusting nut 4 are arranged on successively on the screw rod 7 of jacking 1 of described template jacking instrument, and at the lower end of described screw rod 7 installation steel pipe 20, the structural element 16 of having built is supported, adjusting screw rod 7 by adjusting nut 4 makes jacking 1 hold out against described structural element 16, is supported by steel pipe 20, jacking 1 pair of structural element 16;
(6) remove the template of described structural element 16, and improve the support system of described structural element 16, described perfect frame member supports system adopts current techique, namely utilizes scaffold support system to support structural element;
(7) dabbing, cleaning both sides, ater-casting concrete construction joint, be adjusted to suitable height by adjustable rest nut 2, be then arranged on by the bracket 1 of template jacking instrument on the support 21 of adjustable rest nut 2;
(8) stupefied beam 18 is installed on the supporting plate B13 of template jacking instrument, and the form surfacing of ater-casting is installed successively, utilize and carry out fastening to template bottom the bracket 3 of hand hammer hammering template jacking instrument, and adopt current techique to improve the formwork system of ater-casting, thus complete the formwork of ater-casting;
(9) after ater-casting formwork completes, carry out ater-casting concreting, carry out form removable after ater-casting concreting completes, ater-casting concreting and form removable all adopt current techique, and after form removable, the Buckling location concrete grouting material of jacking A fills.
Template jacking instrument in the present invention can have enough to meet the need use, and the material used can be gathered materials on the spot, economical and practical, is convenient to promote the use of.
Other parts in the present embodiment adopt known technology, do not repeat them here.
Claims (5)
1. one kind for the template jacking instrument in Bars In Poured Concrete Slab post empiricism, it is characterized in that: comprise jacking (1), adjustable rest nut (2), at least one bracket (3), adjusting nut (4), described jacking (1) comprises screw rod (7), be fixed on the supporting plate A (6) on described screw rod (7) top, described supporting plate A (6) is provided with nail, described adjustable rest nut (2) comprises nut body (8), the outside of described nut body (8) is arranged with two supports (21), there is in described support (21) chute (12) axially arranged along nut body (8), a movable U-shaped snap ring (10) be connected with support (21) is also provided with in described chute (12) outside, described bracket (3) comprises the back of the body rib (14) of right-angled trapezium shape, the trapezoidal large end of described back of the body rib (14) is fixed with supporting plate B (13), two sides of described back of the body rib (14) are respectively equipped with slide rail (15), described bracket (3) is connected by the slide rail (15) on bracket (3) and the chute (12) in the support (21) on nut body (8), the U-shaped snap ring (10) be connected on support (21) coordinates fastening bracket (3) by the oblique waist of the back of the body rib (14) with bracket (3), described adjustable rest nut (2) is connected by the screw rod (7) of nut body (8) with described jacking, described adjusting nut (4) is threaded connection the bottom in described screw rod (7).
2. according to claim 1 for the template jacking instrument in Bars In Poured Concrete Slab post empiricism, it is characterized in that: described support (21) and described nut body (8) are integrally made.
3. according to claim 1 and 2 for the template jacking instrument in Bars In Poured Concrete Slab post empiricism, it is characterized in that: described back of the body rib (14) and described slide rail (15) are integrally made.
4. according to claim 1 and 2 for the template jacking instrument in Bars In Poured Concrete Slab post empiricism, it is characterized in that: described bracket (3) is two.
5. utilize arbitrary described template jacking instrument in claim 1-4 to carry out a construction method for Bars In Poured Concrete Slab ater-casting formwork, it is characterized in that: construct in accordance with the following steps:
(1) first according to current techique simultaneously or successively install the template of ater-casting structure on two sides component;
(2) in the template splicing position perforate with interval of the described structural element near ater-casting, the center being positioned at the described perforate of the same side, ater-casting is straight line and is parallel to ater-casting;
(3) by the perforate of the screw rod (7) of the jacking of template jacking instrument through described template splicing position, and nail on supporting plate A (6) is utilized by jacking temporary nail on the form surfacing of described structural element;
(4) concrete of the described structural element having installed template is built;
(5) the adjustable rest nut (2) of template jacking instrument and adjusting nut (4) are arranged on the screw rod (7) of the jacking of described template jacking instrument successively, and at the lower end of described screw rod (7) installation steel pipe, the structural element of having built is supported, make jacking hold out against described structural element by adjusting nut (4);
(6) remove the template of described structural element, and improve described structural element support system;
(7) dabbing, cleaning both sides, ater-casting concrete construction joint, be adjusted to suitable height by adjustable rest nut, be then arranged on the support (21) of adjustable rest nut by the bracket of template jacking instrument;
(8) at the stupefied beam of the upper installation of supporting plate B (13) of template jacking instrument, and the template of ater-casting is installed successively, utilize the bracket base of hand hammer hammering template jacking instrument to carry out fastening to template, and improve the formwork system of ater-casting, thus complete the formwork of ater-casting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510257864.6A CN104831756B (en) | 2015-05-20 | 2015-05-20 | A kind of construction method utilizing template jacking instrument to carry out Bars In Poured Concrete Slab post-cast strip formwork |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510257864.6A CN104831756B (en) | 2015-05-20 | 2015-05-20 | A kind of construction method utilizing template jacking instrument to carry out Bars In Poured Concrete Slab post-cast strip formwork |
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| CN104831756A true CN104831756A (en) | 2015-08-12 |
| CN104831756B CN104831756B (en) | 2016-06-29 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952154A (en) * | 2016-06-08 | 2016-09-21 | 刘深思 | Concrete pouring template support |
| CN107313608A (en) * | 2017-08-30 | 2017-11-03 | 云南工程建设总承包公司 | Adjustable steel tubing string and its installation method for supporting post-cast strip |
| CN107605159A (en) * | 2017-10-26 | 2018-01-19 | 山东三箭建设工程管理有限公司 | Secondary structure vertical member concrete construction pours device and construction method |
| CN111270854A (en) * | 2020-02-10 | 2020-06-12 | 温州职业技术学院 | Combined floor water pipe pressure groove device |
| CN111576860A (en) * | 2020-04-30 | 2020-08-25 | 何春娇 | A support and maintain structure for construction |
| CN115450255A (en) * | 2022-09-30 | 2022-12-09 | 中国二十二冶集团有限公司 | Construction method of independent template support system for preventing cracks around post-cast strip of garage |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110409808A (en) * | 2019-08-16 | 2019-11-05 | 中建七局(上海)有限公司 | Jacking structure, fast disassembly type late poured band support template system and its construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105952154B (en) * | 2016-06-08 | 2018-06-22 | 刘深思 | A kind of concrete-pouring template stent |
| CN107313608A (en) * | 2017-08-30 | 2017-11-03 | 云南工程建设总承包公司 | Adjustable steel tubing string and its installation method for supporting post-cast strip |
| CN107605159A (en) * | 2017-10-26 | 2018-01-19 | 山东三箭建设工程管理有限公司 | Secondary structure vertical member concrete construction pours device and construction method |
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| CN115450255A (en) * | 2022-09-30 | 2022-12-09 | 中国二十二冶集团有限公司 | Construction method of independent template support system for preventing cracks around post-cast strip of garage |
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| CN104831756B (en) | 2016-06-29 |
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